Home / 11,171,875.80-16,757,813.70-7,345,500.60

Finding the Fourth Proportional to 11,171,875.80, 16,757,813.70 and 7,345,500.60

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Solution

The fourth proportional to 11,171,875.80, 16,757,813.70 and 7,345,500.60 is: 11,018,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171,875.80 : 16,757,813.70 = 7,345,500.60 : x
  2. Step 2: Convert to fraction form
    11,171,875.80/16,757,813.70 = 7,345,500.60/x
  3. Step 3: Cross multiply
    11,171,875.80x = 16,757,813.70 × 7,345,500.60
  4. Step 4: Simplify right side
    11,171,875.80x = 123,094,530,588,038.20
  5. Step 5: Solve for x
    x = 123,094,530,588,038.20/11,171,875.80
  6. Step 6: Final answer
    x = 11,018,250.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.